Home / 1,838.66-2,537.62-1,140.26

Finding the Fourth Proportional to 1,838.66, 2,537.62 and 1,140.26

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Solution

The fourth proportional to 1,838.66, 2,537.62 and 1,140.26 is: 1,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.66 : 2,537.62 = 1,140.26 : x
  2. Step 2: Convert to fraction form
    1,838.66/2,537.62 = 1,140.26/x
  3. Step 3: Cross multiply
    1,838.66x = 2,537.62 × 1,140.26
  4. Step 4: Simplify right side
    1,838.66x = 2,893,546.58
  5. Step 5: Solve for x
    x = 2,893,546.58/1,838.66
  6. Step 6: Final answer
    x = 1,573.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.